Mahmoud Elsonbati

Posts

Java mail to outlook interface this message has extra line breaks

outlook automatically remove line breaks "\n" in the mail message an easy trick is to add two spaces at the beginning of each line ex \n this is the first line.\n this is the second line.\n this is the third line

count occurrences of a word in a statement

public static int countOccurance (String word, String sentence) { Pattern pattern = Pattern.compile(word ,Pattern.CASE_INSENSITIVE); Matcher matcher = pattern.matcher(sentence); int count = 0; while (matcher.find()) count++; return count; }

debug jpa to show the generated SQL

i consider using eclipselink <property name="eclipselink.logging.level" value="FINE"/>

simplest java code to upload files in LIFERAY portal

1 in the jsp make a form to handle the upload <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <%@ page import="java.util.List"%> <%@ page import="java.util.ArrayList"%> <%@ page language="java" contentType="text/html; charset=ISO-8859-1" pageEncoding="ISO-8859-1"%> <%@ taglib uri="http://java.sun.com/portlet" prefix="portlet"%> <form action="<portlet:actionURL/>" method="post" name="form1" ID="form1" enctype="multipart/form-data"> <input type="file" name ="file"/> <input type="submit" value="submit" /> </form> 2- in the process action method in the portlet class @Override public void processAction(ActionRequest req, ActionResponse res) throws PortletException, IOException { //getting the file ...

issue resolved ..Java EE Dependency Injection doesn't work while JNDI look up works

just add this configuration file beans.xml inside your project's WEB-INF folder <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/beans_1_0.xsd"> </beans> have fun

install apache maven 3.2.1 on mac pro

1- Download Maven binaries from Maven Download Page . 2- add the invironment variables M2_HOME and also append the PATH $ cd $HOME $ vi .bash_profile #Add below lines in the profile export M2_HOME=/Users/yourname/apache-maven-3.2.1 export PATH=$PATH:$M2_HOME/bin #save and quit $ source .bash_profile that's it ...test it now ;) $ mvn --version

Java and php one line of code to remove leading zeros from a string

php $str = ltrim ( $str , '0' ); java str . replaceFirst ( "^0+(?!$)" , "" )